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Atlas / NTSB / SEA74AS008

NTSB CAROL · Event

Event SEA74AS008

1973-08-21 COTTAGE GROV, Oregon, United States Fatal 1 aircraft Status: Completed

Registry · N2139B

FAA Aircraft Registry record.

Make / Model

PIPER PA-28-236

Year of manufacture

1978

Engine

LYCOMING 0-540 SERIES (250 hp)

Seats / Engines

4 seats · 1 engine

Last airworthiness date

19781013

ADS-B equipped

Yes — Mode-S A1C83C

Registrant of record

N2139B LLC

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Historical record (pre-1982)

NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.

Aircraft

LUSCOMBE T-8F · N2139B

Damage

Destroyed

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Takeoff — initial climb (C1)

Operator type

D

Airport

COTTAGE GROVE

Kind of flying

B0

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

000000006566

Total time

1,130 hrs

Pilot

Certificate

Commercial

Total hours

4,000

Age

31

Investigator remarks

ACROBATIC FLT AT LO ALT.ROLLED INVERTED AFT TKOF

Cause factors

  • 64/A/34 A
    PILOT IN COMMAND OPERATED CARELESSLY Cause — pilot/personnel action
  • 88/J/06 J
    MISCELLANEOUS ACTS,CONDITIONS DISREGARD OF GOOD OPERATING PRACTICE Joint cause

Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.

Source: NTSB pre-1982 historical archive. Docket 3 2823. Source file NTSB_1973_3_2823.txt. Modern CAROL record on data.ntsb.gov ↗.